Although it may not seem like it, cleaning is big business. A residential cleaning business can earn you substantial amounts of money (to the tune of $50,000+ per year). However, many people intent on starting this business tend to underestimate the amount of preparation and effort that goes into establishing such a business. After all, we all clean, right? Right, but cleaning another person's home for monetary gain is infinitely different from cleaning your residence.
"very basic information which states the obvious"